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Huber Carbonates, LLC

Crushed And Broken Limestone, Marble Falls, Texas. NPDES permit TX0132594 expired Jul 27, 2025; its limits still apply. Last 12 months: no values over a limit, 3 of 12 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: form A monthly (8 values), form Y yearly
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 2 of 13 reports late

Limits in force (17)

ParameterStatisticLimitMonths
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendeddaily average≤ 12 mg/Lall year
Solids, total suspendeddaily maximum≤ 22 mg/Lall year
Oil & Greasedaily maximum≤ 15 mg/Lall year
Arsenic, total [as As]daily maximumreport only (mg/L)all year
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year
Chromium, total [as Cr]daily maximumreport only (mg/L)all year
Copper, total [as Cu]daily maximumreport only (mg/L)all year
Lead, total [as Pb]daily maximumreport only (mg/L)all year
Nickel, total [as Ni]daily maximumreport only (mg/L)all year
Silver, total [as Ag]daily maximumreport only (mg/L)all year
Zinc, total [as Zn]daily maximumreport only (mg/L)all year
Selenium, total [as Se]daily maximumreport only (mg/L)all year
Flow, in conduit or thru treatment plantdaily average≤ .025 MGDall year
Flow, in conduit or thru treatment plantdaily maximum≤ .026 MGDall year
Mercury, total [as Hg]daily maximumreport only (mg/L)all year

How strict are these limits?

Cited limits by parameter: Texas's rules and the federal ones.

Same industry: the 13 Mining and Quarrying of Nonmetallic Minerals permits in Texas.

Check this month's numbers Email me before each report is due

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/TX0132594 · MCP: https://passage-data.com/mcp